Home / 2,149,319.22-2,966,060.52-1,182,428.75

Finding the Fourth Proportional to 2,149,319.22, 2,966,060.52 and 1,182,428.75

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Solution

The fourth proportional to 2,149,319.22, 2,966,060.52 and 1,182,428.75 is: 1,631,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,319.22 : 2,966,060.52 = 1,182,428.75 : x
  2. Step 2: Convert to fraction form
    2,149,319.22/2,966,060.52 = 1,182,428.75/x
  3. Step 3: Cross multiply
    2,149,319.22x = 2,966,060.52 × 1,182,428.75
  4. Step 4: Simplify right side
    2,149,319.22x = 3,507,155,218,257.65
  5. Step 5: Solve for x
    x = 3,507,155,218,257.65/2,149,319.22
  6. Step 6: Final answer
    x = 1,631,751.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.